Oral Cavity & Palate Flashcards Preview

Gross Anatomy Exam 4 > Oral Cavity & Palate > Flashcards

Flashcards in Oral Cavity & Palate Deck (36):
1

Oral cavity extends between?

Lips and oropharynx

2

Oral fissure is?

Entrance to oral cavity (opening between lips)

3

Labial vestibule is?

Space between teeth and lips

4

Buccal vestibule is?

Space between teeth and cheeks

5

Oral cavity proper is?

Space within dental arcades

6

4 parts of hard palate

1. Transverse ridges
2. Median palatine raphe
3. Incisive papilla
4. Incisive duct

7

Incisive duct leads to?

Nasal cavity and vomeronasal organ

8

Vomeronasal organ is located?

At base of nasal septum

9

Soft palate aka?

Palatum molle

10

Soft palate continues caudally from the hard palate to?

Intrapharyngeal opening

11

Dorsal surface of soft palate is covered by?

Respiratory mucosa

12

Ventral surface of soft palate is covered by?

Oral mucosa (has longitudinal and transverse folds)

13

3 mm. of soft palate

1. Palatine mm.
2. Tensor veli palatini
3. Levator veli palatini

14

Palatine mm. function

Shortens soft palate

15

Tensor veli palatini function

Tenses soft palate

16

Levator veli palatini function

Raises soft palate

17

2 aa. of palate

1. Minor palatine a.
2. Descending palatine a.

18

Minor palatine a. is a direct branch from?

Maxillary a.

19

Descending palatine a. is a direct branch from?

Maxillary a.

20

2 branches from descending palatine a.

1. Major palatine a.
2. Sphenopalatine a.

21

Major palatine a. course

Cd. palatine foramen → palatine canal → major and minor palatine foramina → hard palate

22

Major palatine a. supplies?

Hard palate

23

Sphenopalatine a. supplies?

Interior nasal cavity

24

Sphenopalatine a. course

Sphenopalatine foramen → interior nasal cavity

25

5 nn. of palate

1. Minor palatine n.
2. Major palatine n.
3. Glossopharyngeal n.
4. Vagus n.
5. Mandibular n.

26

Minor palatine n. is branch of?

Pterygopalatine n.

27

Pterygopalatine n. is branch of?

Maxillary n.

28

Sensory supply to soft palate

Minor palatine n.

29

Major palatine n. is branch of?

Pterygopalatine n.

30

Major palatine n. passes through?

Palatine canal

31

Sensory supply to mucosa of hard palate

Major palatine n.

32

Major sensory n. of palate

Glossopharyngeal n.

33

Major motor n. of palate

Vagus n.

34

Glossopharyngeal and vagus nn. supply?

Pterygopharyngeal and palatopharyngeal mm.

35

Mandibular n. is branch of?

Trigeminal n.

36

Mandibular n. innervates?

Tensor veli palatini mm.